Home / 96,828.72-133,636.14-54,387.26

Finding the Fourth Proportional to 96,828.72, 133,636.14 and 54,387.26

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Solution

The fourth proportional to 96,828.72, 133,636.14 and 54,387.26 is: 75,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,828.72 : 133,636.14 = 54,387.26 : x
  2. Step 2: Convert to fraction form
    96,828.72/133,636.14 = 54,387.26/x
  3. Step 3: Cross multiply
    96,828.72x = 133,636.14 × 54,387.26
  4. Step 4: Simplify right side
    96,828.72x = 7,268,102,823.40
  5. Step 5: Solve for x
    x = 7,268,102,823.40/96,828.72
  6. Step 6: Final answer
    x = 75,061.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.